SOURCE

new Vue({
  el: "#app",
  data: {
    rule: [{
            type:'group',
            title:'批量添加',
            field:'group',
            value:[],
            props:{
                max:5,
                min:3,
                rules:[
                    {
                        type:'col',
                        children:[
                            formCreate.maker.date('时间','date','').native(false).col({span:12}),
                            {
                                type:'inputNumber',
                                field:'field',
                                title: '库存',
                                props:{
                                    disabled:false
                                },
                                validate:[
                                    {required:true,min:10,type:'number'}
                                ],
                                col:{
                                    span:12
                                }
                            }
                        ]

                    },
                    {
                        type:'input',
                        field:'field2',
                        title: '名称',
                        props:{
                            disabled:false
                        },
                        validate:[
                            {required:true}
                        ]
                    }
                ]
            },
            validate:[
                {required:true,min:3,type:'array',message:'最少增加3项'},
            ]
        }]
  }
})

<script src="https://cdn.jsdelivr.net/npm/vue@2.5.17/dist/vue.min.js">
</script>
<script src="https://cdn.jsdelivr.net/npm/iview/dist/iview.min.js">
</script>
<script src="https://cdn.jsdelivr.net/npm/@form-create/iview/dist/form-create.min.js">
</script>
<div id="app">
  <form-create :rule="rule" />
</div>

@import url("//cdn.jsdelivr.net/npm/iview/dist/styles/iview.css");
#app {
  padding: 32px;
}